Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Michael M. Ludwig files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Guy Shechter - $49K in ASYS purchases and sales in the last 12 months
- Thomas B. Sabol - $28K in ASYS purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Michael M. Ludwig?
Michael M. Ludwig is a corporate insider of AMTECH SYSTEMS INC (ASYS). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Michael M. Ludwig last file a Form 4?
The only primary Form 4 on record is dated 6 March 2026.
